Added its per issue #1589

quicklisp · quicklisp · commit ea8618ece2eb · 2018-11-29T10:25:16.000-05:00
diff --git a/projects/its/source.txt b/projects/its/source.txt
@@ -0,0 +1 @@
+https https://tarballs.hexstreamsoft.com/libraries/latest/its_latest.tar.gz

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+https https://tarballs.hexstreamsoft.com/libraries/latest/its_latest.tar.gz`